8 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... • DDx: Acute STEMI ... Equivalents / Don't Miss Signs ... #EKG #diagnosis ... Interpretation #differential
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... sign of left main ... #Clinical #EM #IM ... #Cardiology #EKG ... #STElevations #STE
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... V2 • Wellens sign ... pain • Wellens sign ... #EKG #diagnosis ... #differential #
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... dystrophy - Brain stem ... Serologic and EMG ... test - Cogan sign ... - Peek sign
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework STEMI ... : "Pardee's sign ... (Eiffel Tower sign ... #ekg #electrocardiogram
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Postsynaptic: Myasthenia Gravis ... Lack of UMN/LMN signs ... electromyographic (EMG ... #Weakness #Differential
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Checklist - Myasthenia Gravis ... Phos), CBC with differential ... oral secretions (e.g ... monitoring (vital signs
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... Enteroviruses (e.g ... Acute meningeal signs ... k_vaishnani and Ravi ... CNS #Infections #differential